Application: plasma-desktop (0.3)
KDE Platform Version: 4.5.00 (KDE 4.5.0)
Qt Version: 4.7.0
Operating System: Linux 2.6.32-24-generic x86_64
Distribution: Ubuntu 10.04.1 LTS

-- Information about the crash:
- What I was doing when the application crashed:
I was dragging widgets from the box of widgets onto the desktop, then everything just flashed and reset, custom wallpaper changed to default etc.

-- Backtrace:
Application: Plasma Workspace (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f8dcc7337a0 (LWP 1602))]

Thread 3 (Thread 0x7f8da92f3710 (LWP 1604)):
#0  0x00007f8dcc137f83 in *__GI___poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f8dc0dba4a9 in ?? () from /lib/libglib-2.0.so.0
#2  0x00007f8dc0dba8fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#3  0x00007f8dc97bbbd6 in QEventDispatcherGlib::processEvents (this=0x2c69630, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:414
#4  0x00007f8dc978e7b2 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#5  0x00007f8dc978eb9c in QEventLoop::exec (this=0x7f8da92f2d70, flags=) at kernel/qeventloop.cpp:201
#6  0x00007f8dc969a23d in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:490
#7  0x00007f8dc976e6d8 in QInotifyFileSystemWatcherEngine::run (this=0x2b4e2f0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f8dc969d1be in QThreadPrivate::start (arg=0x2b4e2f0) at thread/qthread_unix.cpp:266
#9  0x00007f8dc940b9ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#10 0x00007f8dcc1446fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f8da2d12710 (LWP 2211)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f8dc7c3bbbe in ?? () from /usr/lib/libQtWebKit.so.4
#2  0x00007f8dc7c3bcd9 in ?? () from /usr/lib/libQtWebKit.so.4
#3  0x00007f8dc940b9ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#4  0x00007f8dcc1446fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f8dcc7337a0 (LWP 1602)):
[KCrash Handler]
#6  QGraphicsItemPrivate::q_func (this=0x0, newVisible=false, explicitly=true, update=true) at graphicsview/qgraphicsitem_p.h:160
#7  QGraphicsItemPrivate::setVisibleHelper (this=0x0, newVisible=false, explicitly=true, update=true) at graphicsview/qgraphicsitem.cpp:2227
#8  0x00007f8d97bb8210 in ActivityWidget::updateActions (this=0x4c5a790) at ../../../applets/social-news/activitywidget.cpp:121
#9  0x00007f8d97bb89a3 in ActivityWidget::setActivityData (this=0x4c5a790, data=<value optimized out>) at ../../../applets/social-news/activitywidget.cpp:94
#10 0x00007f8d97bb6f9b in ActivityList::dataUpdated (this=0x4cc9de0, source=<value optimized out>, data=...) at ../../../applets/social-news/activitylist.cpp:70
#11 0x00007f8d97bb4fd3 in OpenDesktopActivities::dataUpdated (this=0x4bd9840, source=..., data=...) at ../../../applets/social-news/activities.cpp:103
#12 0x00007f8d97bb53f3 in OpenDesktopActivities::qt_metacall (this=0x4bd9840, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffa089b100) at ./activities.moc:77
#13 0x00007f8dc97a77a7 in QMetaObject::activate (sender=0x4c2bbb0, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x1) at kernel/qobject.cpp:3280
#14 0x00007f8dcbc7c2b7 in Plasma::DataContainer::dataUpdated (this=0x0, _t1=<value optimized out>, _t2=<value optimized out>) at ./datacontainer.moc:101
#15 0x00007f8dcbc7c411 in Plasma::DataContainer::checkForUpdate (this=0x4c2bbb0) at ../../plasma/datacontainer.cpp:169
#16 0x00007f8dcbc80c07 in Plasma::DataEngine::timerEvent (this=<value optimized out>, event=<value optimized out>) at ../../plasma/dataengine.cpp:388
#17 0x00007f8dc97a1599 in QObject::event (this=0x4cb5c10, e=0x0) at kernel/qobject.cpp:1183
#18 0x00007f8dc88e3cdc in QApplicationPrivate::notify_helper (this=0x25a8920, receiver=0x4cb5c10, e=0x7fffa089b950) at kernel/qapplication.cpp:4389
#19 0x00007f8dc88e97cd in QApplication::notify (this=0x2598bc0, receiver=0x4cb5c10, e=0x7fffa089b950) at kernel/qapplication.cpp:4270
#20 0x00007f8dca445eb6 in KApplication::notify (this=0x2598bc0, receiver=0x4cb5c10, event=0x7fffa089b950) at ../../kdeui/kernel/kapplication.cpp:310
#21 0x00007f8dc978fa8c in QCoreApplication::notifyInternal (this=0x2598bc0, receiver=0x4cb5c10, event=0x7fffa089b950) at kernel/qcoreapplication.cpp:732
#22 0x00007f8dc97bf0b2 in QCoreApplication::sendEvent (this=0x25abf30) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#23 QTimerInfoList::activateTimers (this=0x25abf30) at kernel/qeventdispatcher_unix.cpp:602
#24 0x00007f8dc97bbeb8 in timerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:184
#25 idleTimerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:231
#26 0x00007f8dc0db68c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#27 0x00007f8dc0dba748 in ?? () from /lib/libglib-2.0.so.0
#28 0x00007f8dc0dba8fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#29 0x00007f8dc97bbb83 in QEventDispatcherGlib::processEvents (this=0x257c790, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#30 0x00007f8dc89957ee in QGuiEventDispatcherGlib::processEvents (this=0x0, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#31 0x00007f8dc978e7b2 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#32 0x00007f8dc978eb9c in QEventLoop::exec (this=0x7fffa089bbf0, flags=) at kernel/qeventloop.cpp:201
#33 0x00007f8dc9792c4b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1009
#34 0x00007f8dcc41dd06 in kdemain (argc=<value optimized out>, argv=<value optimized out>) at ../../../../plasma/desktop/shell/main.cpp:118
#35 0x00007f8dcc07cc4d in __libc_start_main (main=<value optimized out>, argc=<value optimized out>, ubp_av=<value optimized out>, init=<value optimized out>, fini=<value optimized out>, 
    rtld_fini=<value optimized out>, stack_end=0x7fffa089bfb8) at libc-start.c:226
#36 0x00000000004006c9 in _start ()

This bug may be a duplicate of or related to bug 248399.

Possible duplicates by query: bug 248399.

Reported using DrKonqi